Give your furry friend a challenge with the KONG Extreme Goodie Bone Dog Toy. The answer to dogs that love a classic bone shape but need a safe and strong rubber toy, the KONG Extreme is made from all-natural black rubber and was designed with power chewers in mind. Kong Extreme Goodie Bone Dog Toy - This Bone bridges the gap between treats, play, and exercise. Made of solid rubber, it holds treats and stands up to chewing and gnawing as your dog works for his reward. Size 7" x 2.5